(0 18 7)(1 16 3)(2 6 5)(4 11 8)(9 14 12)(10 20 19)(13 17 15)
ALLOWS (11/8)-SEQUENCE
1: (2 6 20)

(0 18 7)(1 16 3)(2 19 10 20 5)(4 11 8)(6)(9 14 12)(13 17 15)
2: (1 16 3)

(0 18 7)(1)(2 19 10 20 5)(3)(4 11 8)(6)(9 14 12)(13 17 15)(16)
3: (10 20 19)

(0 18 7)(1)(2 19 5)(3)(4 11 8)(6)(9 14 12)(10)(13 17 15)(16)(20)
4: (0 18 7)

(0)(1)(2 19 5)(3)(4 11 8)(6)(7)(9 14 12)(10)(13 17 15)(16)(18)(20)